MCQ Academy - English

If α and β are roots of x^2 – (0)x + (-64) = 0, find α^2 + β^2.

• 128
• -128
• 4096
• 129

If α and β are roots of x^2 – (-9)x + (-10) = 0, find α^2 + β^2.

• 101
• 118
• 61
• 111

If α and β are roots of x^2 – (17)x + (52) = 0, find α^2 + β^2.

• 203
• 393
• 185
• 2670

If α and β are roots of x^2 – (10)x + (-24) = 0, find α^2 + β^2.

• 52
• 148
• 159
• 556

If α and β are roots of x^2 – (-8)x + (-33) = 0, find α^2 + β^2.

• 130
• 139
• 1105
• -2

If α and β are roots of x^2 – (-2)x + (-63) = 0, find α^2 + β^2.

• 130
• 133
• 3973
• -122

If α and β are roots of x^2 – (-12)x + (36) = 0, find α^2 + β^2.

• 72
• 85
• 216
• 1320

If α and β are roots of x^2 – (7)x + (-30) = 0, find α^2 + β^2.

• 109
• 886
• 117
• -11

If α and β are roots of x^2 – (-7)x + (-8) = 0, find α^2 + β^2.

• 65
• 73
• 78
• 33

If α and β are roots of x^2 – (5)x + (-36) = 0, find α^2 + β^2.

• 103
• 1286
• 97
• -47

If α and β are roots of x^2 – (4)x + (-12) = 0, find α^2 + β^2.

• 40
• 45
• 136
• -8

If α and β are roots of x^2 – (10)x + (25) = 0, find α^2 + β^2.

• 50
• 150
• 605
• 61

If α and β are roots of x^2 – (-5)x + (-14) = 0, find α^2 + β^2.

• 59
• 206
• 53
• -3

If α and β are roots of x^2 – (11)x + (24) = 0, find α^2 + β^2.

• 169
• 73
• 85
• 554

If α and β are roots of x^2 – (-2)x + (-24) = 0, find α^2 + β^2.

• 55
• 580
• 52
• -44

If α and β are roots of x^2 – (-6)x + (5) = 0, find α^2 + β^2.

• 26
• 46
• 37
• 33

If α and β are roots of x^2 – (11)x + (18) = 0, find α^2 + β^2.

• 97
• 302
• 85
• 157

If α and β are roots of x^2 – (4)x + (-21) = 0, find α^2 + β^2.

• 63
• -26
• 433
• 58

For the quadratic equation x^2 + (8)x + 10 = 0, determine the nature of its roots.

• one rational and one irrational root
• no real root
• two distinct real roots
• two equal real roots

For the quadratic equation x^2 + (7)x + 9 = 0, determine the nature of its roots.

• two equal real roots
• two distinct real roots
• no real root
• one rational and one irrational root